.doc-container {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.upload-area {
    border: 1px dashed #d9d9d9;
    border-radius: 8px;
    background-color: #fafafa;
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.3s;
}

.upload-area:hover {
    border-color: #1890ff;
}

.upload-icon {
    font-size: 48px;
    color: #999;
    margin-bottom: 16px;
}

.upload-hint {
    color: #666;
    margin-top: 16px;
}

.file-history-item:hover {
    background-color: rgba(0, 0, 0, 0.02);
    transition: all 0.3s;
}

.file-history-item:hover .file-title {
    color: #1890ff;
}
